204411272

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:187

約数の個数: 128

約数和(自身を含む): 464486400

約数和(自身を除く): 260075128

約数列:

[1, 2, 4, 8, 13, 19, 26, 31, 38, 47, 52, 62, 71, 76, 94, 104, 124, 142, 152, 188, 247, 248, 284, 376, 403, 494, 568, 589, 611, 806, 893, 923, 988, 1178, 1222, 1349, 1457, 1612, 1786, 1846, 1976, 2201, 2356, 2444, 2698, 2914, 3224, 3337, 3572, 3692, 4402, 4712, 4888, 5396, 5828, 6674, 7144, 7384, 7657, 8804, 10792, 11609, 11656, 13348, 15314, 17537, 17608, 18941, 23218, 26696, 27683, 28613, 30628, 35074, 37882, 41819, 43381, 46436, 55366, 57226, 61256, 63403, 70148, 75764, 83638, 86762, 92872, 103447, 110732, 114452, 126806, 140296, 151528, 167276, 173524, 206894, 221464, 228904, 253612, 334552, 347048, 359879, 413788, 507224, 543647, 719758, 824239, 827576, 1087294, 1344811, 1439516, 1648478, 1965493, 2174588, 2689622, 2879032, 3296956, 3930986, 4349176, 5379244, 6593912, 7861972, 10758488, 15723944, 25551409, 51102818, 102205636, 204411272]

約数ペア:

[(1, 204411272), (2, 102205636), (4, 51102818), (8, 25551409), (13, 15723944), (19, 10758488), (26, 7861972), (31, 6593912), (38, 5379244), (47, 4349176), (52, 3930986), (62, 3296956), (71, 2879032), (76, 2689622), (94, 2174588), (104, 1965493), (124, 1648478), (142, 1439516), (152, 1344811), (188, 1087294), (247, 827576), (248, 824239), (284, 719758), (376, 543647), (403, 507224), (494, 413788), (568, 359879), (589, 347048), (611, 334552), (806, 253612), (893, 228904), (923, 221464), (988, 206894), (1178, 173524), (1222, 167276), (1349, 151528), (1457, 140296), (1612, 126806), (1786, 114452), (1846, 110732), (1976, 103447), (2201, 92872), (2356, 86762), (2444, 83638), (2698, 75764), (2914, 70148), (3224, 63403), (3337, 61256), (3572, 57226), (3692, 55366), (4402, 46436), (4712, 43381), (4888, 41819), (5396, 37882), (5828, 35074), (6674, 30628), (7144, 28613), (7384, 27683), (7657, 26696), (8804, 23218), (10792, 18941), (11609, 17608), (11656, 17537), (13348, 15314)]